cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A227007 Numbers k such that k-1 is squarefree and every prime divisor of k-1 is in the sequence.

Table of values

n a(n)
1 2
2 3
3 4
4 7
5 8
6 15
7 22
8 43
9 44
10 87
11 130
12 259
13 302
14 603
15 904
16 1807

List of values

[2, 3, 4, 7, 8, 15, 22, 43, 44, 87, 130, 259, 302, 603, 904, 1807]